9672099823 has 2 divisors, whose sum is σ = 9672099824. Its totient is φ = 9672099822.

The previous prime is 9672099821. The next prime is 9672099859. The reversal of 9672099823 is 3289902769.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9672099823 - 2¹ = 9672099821 is a prime.

Together with 9672099821, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9672099821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4836049911 + 4836049912.

It is an arithmetic number, because the mean of its divisors is an integer number (4836049912).

Almost surely, 2^9672099823 is an apocalyptic number.

9672099823 is a deficient number, since it is larger than the sum of its proper divisors (1).

9672099823 is an equidigital number, since it uses as much as digits as its factorization.

9672099823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2939328, while the sum is 55.

The square root of 9672099823 is about 98346.8343313602. The cubic root of 9672099823 is about 2130.6245329331.

The spelling of 9672099823 in words is "nine billion, six hundred seventy-two million, ninety-nine thousand, eight hundred twenty-three".